<template>
  <!-- 表单 -->
  <el-form ref="addForm" :model="formData" :rules="rules" label-width="120px">
    <el-form-item label="姓名" prop="username">
      <el-input v-model="formData.username" style="width:50%" placeholder="请输入姓名" />
    </el-form-item>
    <el-form-item label="手机" prop="mobile">
      <el-input v-model="formData.mobile" style="width:50%" placeholder="请输入手机号" />
    </el-form-item>
    <el-form-item label="入职时间" prop="timeOfEntry">
      <el-date-picker v-model="formData.timeOfEntry" style="width:50%" placeholder="请选择入职时间" />
    </el-form-item>
    <el-form-item label="聘用形式" prop="formOfEmployment">
      <el-select v-model="formData.formOfEmployment" style="width:50%" placeholder="请选择">
        <!-- 将枚举的聘用形式数据取出来渲染 -->
        <el-option v-for="item in hireType" :key="item.id" :label="item.value" :value="item.id" />
      </el-select>
    </el-form-item>
    <el-form-item label="工号" prop="workNumber">
      <el-input v-model="formData.workNumber" style="width:50%" placeholder="请输入工号" />
    </el-form-item>
    <el-form-item label="部门" prop="departmentName">
      <!-- focus事件,获取光标部门列表显示 @focus="showTree=true"
      优化  @focus="hFocus" -->
      <el-input v-model="formData.departmentName" style="width:50%" placeholder="请选择部门" @focus="hFocus" />
      <div v-if="showTree">
        <!-- 部门信息 默认隐藏 -->
        <!-- 注册 node-click 事件 -->
        <el-tree :data="list" :props="{label:'name'}" @node-click="hNodeClick" />
      </div>
    </el-form-item>
    <el-form-item label="转正时间" prop="correctionTime">
      <el-date-picker v-model="formData.correctionTime" style="width:50%" placeholder="请选择转正时间" />
    </el-form-item>
    <el-form-item>
      <el-button @click="hCancel">取消</el-button>
      <el-button type="primary" @click="hSubmit">确定</el-button>
    </el-form-item>
  </el-form>
</template>
<script>
import EmployeeEnum from '@/constant/employees'
import { getDepaetments } from '@/api/departments'
import { tranListToTreeData } from '@/utils'
import { addEmployee } from '@/api/employees'
export default {
  data() {
    return {
      showTree: false,
      hireType: EmployeeEnum.hireType, // 枚举文件中数据
      formData: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      },
      rules: {
        username: [
          { required: true, message: '用户姓名不能为空', trigger: 'blur' },
          { min: 1, max: 4, message: '用户姓名为1-4位', trigger: 'blur' }
        ],
        mobile: [
          { required: true, message: '手机号不能为空', trigger: 'blur' },
          { pattern: /^1[3-9]\d{9}$/, message: '手机号格式不正确', trigger: 'blur' }
        ],
        formOfEmployment: [
          { required: true, message: '聘用形式不能为空', trigger: 'blur' }
        ],
        workNumber: [
          { required: true, message: '工号不能为空', trigger: 'blur' }
        ],
        departmentName: [
          { required: true, message: '部门不能为空', trigger: 'change' }
        ],
        timeOfEntry: [
          { required: true, message: '请选择入职时间', trigger: 'blur' }
        ]
      },
      list: []
    }
  },
  created() {
    this.loadDepartments() // 页面一打开获取部门列表
  },
  methods: {
    // 重置表单 让父组件找到子组件调用方法
    resetForm() {
      this.$refs.addForm.resetFields()
    },
    // 封装添加员工
    async doAdd() {
      try {
        const res = await addEmployee(this.formData)
        console.log(res)
        // 子传父 重新渲染 关闭弹层
        this.$emit('success')
      } catch (error) {
        console.log(error, '新增员工')
      }
    },
    // 点击取消
    hCancel() {
    //    子传父,触发close事件,关闭对话框
      this.$emit('close')
    },
    // 点击确定
    hSubmit() {
      this.$refs.addForm.validate(valid => {
        if (!valid) return // 校验失败
        this.doAdd()
      })
    },
    // 发送请求,获取部门列表
    async loadDepartments() {
      try {
        const res = await getDepaetments()
        console.log(res)
        // 删除数组里第一个数据
        res.data.depts.shift()
        // 把平铺的数组转成树状数据 只接收数组类型
        this.list = tranListToTreeData(res.data.depts)
      } catch (error) {
        console.log(error)
      }
    },
    hFocus() {
      this.showTree = true
    },
    // 用户在部门结构树上点击
    // 如果没有子部门,才可以赋值给表单中的部门
    hNodeClick(data) {
      console.log(data)
      if (data.children.length === 0) {
        this.formData.departmentName = data.name
        this.showTree = false
      }
    }
  }
}
</script>
